Swain, i, 422 
Swainson, i, 410 
swallowers, ii, 360 
Swammerdam, i, 390 
swampy watersheds; i, 314 
Swan, ii, 123 
on Mesopus, ii, 123 
sweetfish, il, 115 
sweet-perch, ii, 363 
swell-sharks, i, 197, 533 
swell-toad, ii, 420, 423 
swim-bladder, ii, 95 
swordfish, i, 169, 199, 210; 
ii, 269 
adult, figured, ii, 270 
Goode on, ii, 270 
Owen on, ii, 270, 271 
vessels struck by, ii, 270 
young, figured, ii, 269 
swordtail-minnow, 
figure of, i, 124; ii, 199 
Syacium, 
figure of, ii, 488 
Syllemus, ii, 224 
Symbranchia, ii, 140 
order of, ii, 140 
Symbranchidez, ii, 141 
Symbranchus, ii, 141 
Symphodus, i, 268; ii, 387 
Symphurus, 
figure of, ii, 498 
symplectic bone, ii, 156 
Synagrops, ii, 317 
_Synanceia, i, 180; ii, 434~ 
figure of, i, 229 
Synaphobranchide, ii, 149 
Synaphobranchus, ii, 149 
figure of, ii, 149 
Synaptura, ii, 497 
Synchiropus, ii, 506 
Synechodus, 
eggs of, i, 527. 
Synentognathi, js I90, 208- 
214 
suborder of, ii, 209 
Syngnathide, 
family of, i, 236 
Syngnathus, i, 170, 3913 ii, 
236 
Synodontida, ii, 130, 133 
Synodontis, ii, 182 
~ Synodus, ii, 190 
figure of, ii, 130 
synonymy and priority, 
Coues on, i, 374 
Syntegmodus, ii, 44 
Syrski, ii, 144, 145 
on eels, ii, 145 
Systema Nature, i, 373 
Tachysurus, ii, 178, 
186 
Tenioides, ii, 467 
179, 
“4 
Index 
Teeniosomi, ii, 292, 459-480 
suborder of, ii, 471, 472 
Teeniotoca, ii, 375 
Taeniura, i, 557 
tahanohadai, ii, 363 
Tahoe trout, 
figure of, i, 327; ii, 104 
tai-fishing, 
illustration of, i, 338 
tail forms, i, 49, 50, 80-85 
taiva, ii, 342 
Talisman, i, 408; ii, 60 
Talismania, ii, 60 
Tamiobatide, i, 532 
Tamiobatis, i, 551 
tangs, li, 407 
Tantogolabrus, ii, 387 
Tarpon, i, 157, 2055 li, 35, 51 
figure of, li, 43 
Tarrassiide, i, 602 
Tarrassius, i, ‘602 
tarwhine, ii, 344 
tautog, ii, 387 
figure of, il, 385, 386 
Tautoga, i, 207; li, 385 
taxonomy, i, 367, 368 
Tectospondyli, i, 448, 510, 
513, 519, 545, 549 
order of, i, 543 
Woodward on, i, 543 
| tectospondylous, i i, 49 
(teeth, i, 29, 30, 201 
of Ceratodus figured, i i, 614 
of Chimera, i, 562 
of Corax, i, 543 
figured, i, 522, 524 
of Janassa, i, 554 
of sharks, i, 515, 527, 529, 
537 
Teleocephali, i, 405; li, 39, 
40, 209 
Teleosteans, i, 384 
Teleostei, 4 66, 204, 622, 
624; ii, 2, 5, 37 
sympathetic system of, i, 
114 
Teleostomes, i, 599 
Teleostomi, i, 462, 
598, 599, 603 
Regan on, i, 622 
teleosts, i, 35s 135, 139, 141, 
204, 569; ii, I, 3, 4 
572, 583, 
159, 
Telepholis, li, 133 
Telescopias, ii, 317 
figure of, ii, 318 
teleotemporal, 1, 90 
Temnothoraci, i, 584, 586 
temperature, 
affecting distribution, 
242 
tenacity of life in fishes, i, 
146, 147, 149 
i, 
595 
tench, ii, 168 
tengudai, ii, 333 
tengusame, i, 534 
tenpounder, ii, 35, 43 
figure of, i, 454; ii, 42 
Terapon, ii, 342 
Teraponide, ii, 342 
Tertiary fishes, i, 440 
Tertiary ganoids, ii, 140 
tessellated darter, 
figure of, ii, 312 
tessellated teeth, i, 30, 549 
Tetragonolepis, i, 24 
figure of, ii, 26 
Tetragonopterus, i, 314; ii, 
161, 162, 381 
Tetragonurida, ii, 215 
family of, ii, 291 
Tetragonurus, ii, 291 
Tetraodon, i, 169, 197, 206, 
230, 393, 611; li, 420 
figure of, i, 183, 244; ii, 
421, 422 
Tetraodontide, i, 182; ii, 421 
family of, ii, 419 
Tetrapturus, i, 257; ii, 269 
Tetrarhynchus, ii, 134 
Tetronarce, i, 554 
Teuthide, ii, 291 
Teuthidide, ii, 407, 409 
Teuthis, i, 268, 271, 2933 
li, 407 
figure of, i, 181; ii, 407, 
408 
Thacher, 
on paired limbs, i, 70 
thalamencephalon, ii, 6, 8 
Thalassoma, i, 207, 267, 271; 
ii, 389 
Thalassophryne, i, 180; 
526, 527 
poison organ of, ii, 528, 529 
structure of, ii, 527, 528 
Thalassothia, ii, 526 
Thaleichthys, ii, 124 
figure of, i, 320; ii, 19, 124 
sketch of, ii, 125 
Thaliacea, i, 477 
Thaumaturus, ii, 119 
Thelodontide, i, 574, 579 
Thelodus, i, 570, 573 
Theragra, i, 209 
figure of, ii, 537 
Therobromus, ii, 127 
Thetis, the, i, 410 
thick-lipped surf-fish, 
figure of, i, 374 
Tholichthys, i, 144; ii, 402 
Thollitre, i, 427 
Thompson, i, 410, 418 
Thoracici, i, 393; ii, 39 
Thoracies, ii, 209 
Thoreau, ii, 190, 308 
ii, 
